American liquid 0.946 liter 1/4 gallon or 32 ounces dry 1.101 liters 2 pints British either 1.136 liters teaspoon t., tsp., tsp either about 5 milliliters 1/3 tablespoon tablespoon T., tbs., tbsp. either about 15 milliliters 3 teaspoons or 1/2 ounce Try the Conversion Calculator.
The old record for the largest hailstone had a diameter of 5.7 (14.5 centimeters) inches, a circumference of 17.5 inches (44.5 centimeters), and was found in Coffeyville, Kansas, on September 3, 1970. The previous longstanding record was believed to be a hailstone which fell at Potter, Nebraska on July 6, 1928.
It is estimated that a hailstone of 1 centimetre (0.39 in) in diameter falls at a rate of 9 metres per second (20 mph), while stones the size of 8 centimetres (3.1 in) in diameter fall at a rate of 48 metres per second (110 mph).